PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Petalobrissus cubensis

Echinoidea - Clypeasteroida - Faujasiidae

Taxonomy

Echinobrissus cubensis was named by Weisbord (1934). It is a 3D body fossil.

It was recombined as Phyllobrissus cubensis by Cooke (1953); it was recombined as Petalobrissus cubensis by Smith (1991), Manso and Andrade (2008).

Sister species lacking formal opinion data

P. pygmaeus, P. waltheri

Synonyms

Petalobrissus burckhardti was named by Lambert (1936). It is a 3D body fossil. Its type locality is Ocozocoantla (Mullerried collection), which is in a Campanian carbonate limestone in Mexico.

It was synonymized subjectively with Petalobrissus cubensis by Smith (1991).
Nucleolites wilderae was named by Ikins (1940). It is a 3D body fossil. Its type locality is Travis Heights, Austin, which is in a Santonian carbonate chalk in the Austin Chalk Formation of Texas.

It was synonymized subjectively with Petalobrissus cubensis by Smith (1991).
Phyllobrissus brasiliensis was named by Beurlen (1964).

It was synonymized subjectively with Petalobrissus cubensis by Smith (1991).

Synonymy list

Year	Name and author
1934	Echinobrissus cubensis Weisbord p. 191 figs. pl. 21, figs. 1-3
1936	Petalobrissus burckhardti Lambert
1940	Nucleolites wilderae Ikins
1953	Phyllobrissus cubensis Cooke p. 17 figs. Pl 5, figs 11-14
1964	Phyllobrissus brasiliensis Beurlen
1991	Petalobrissus cubensis Smith p. 43 figs. Pl 8L,M; text-figs 35,36
2008	Petalobrissus cubensis Manso and Andrade p. 322

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
—	Ambulacraria
phylum	Echinodermata
subphylum	Eleutherozoa
—	Echinozoa	()
class	Echinoidea	()
subclass	Euechinoidea	Bronn 1860

Rank	Name	Author
superorder	Acroechinoidea	()
—	Carinacea
—	Irregularia	()
—	Microstomata
—	Neognathostomata
order	Clypeasteroida
family	Faujasiidae	()
genus	Petalobrissus	Lambert 1916
species	cubensis	(Weisbord 1934)

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Petalobrissus cubensis Weisbord 1934

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Invalid names: Nucleolites wilderae Ikins 1940 [synonym], Petalobrissus burckhardti Lambert 1936 [synonym], Phyllobrissus brasiliensis Beurlen 1964 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

high Mg calcitec

Ontogeny:

accretion, addition of partsp

Environment:

marinep

Locomotion:

slow-movingo

Life habit:

semi-infaunalo

Diet:

detritivoreo

Vision:

limitedc

Dispersal:

waterp

Dispersal 2:

planktonicp

Created:

2004-02-28 18:19:59

Modified:

2009-10-08 15:05:22

Source: o = order, c = class, p = phylum

References: Aberhan et al. 2004, Kiessling 2004, Aberhan 1992

Age range: base of the Early/Lower Turonian to the top of the Early/Lower Campanian or 93.90000 to 72.20000 Ma

Collections (18 total)

Time interval	Ma	Country or state	Original ID and collection number
Early/Lower Turonian	93.9 - 89.8	Brazil	Petalobrissus cubensis (98673)
Late/Upper Turonian	93.9 - 89.8	Brazil	Petalobrissus cubensis (90505)
Middle Turonian	93.9 - 89.8	Brazil (Sergipe)	Petalobrissus cubensis (143185)
Turonian - Early/Lower Campanian	93.9 - 72.2	Brazil	Petalobrissus cubensis (195861)
Santonian	85.7 - 83.6	USA (Texas)	Nucleolites wilderae (197082)
Campanian	83.6 - 72.2	Mexico (Chiapas)	Petalobrissus burckhardti (197083)
Early/Lower Campanian	83.6 - 72.2	USA (Texas)	Phyllobrissus cubensis (3602 78197 197078 197079 197080 197081)
Early/Lower Campanian - Middle Campanian	83.6 - 72.2	USA (Texas)	Phyllobrissus cubensis (3611 78105 78126 197062 197077)
Middle Campanian	83.6 - 72.2	USA (Texas)	Phyllobrissus cubensis (3632)